CN207002828U - A kind of preparation system of highly corrosion resistant stainless steel kettle - Google Patents
A kind of preparation system of highly corrosion resistant stainless steel kettle Download PDFInfo
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- CN207002828U CN207002828U CN201720768593.5U CN201720768593U CN207002828U CN 207002828 U CN207002828 U CN 207002828U CN 201720768593 U CN201720768593 U CN 201720768593U CN 207002828 U CN207002828 U CN 207002828U
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Abstract
The utility model discloses a kind of preparation system of highly corrosion resistant stainless steel kettle, including smelting furnace, casting machine, annealing furnace and the annealing device being sequentially connected, annealing device includes the first batch-type furnace, the quenching bath equipped with hardening media and the second batch-type furnace being sequentially connected with.Preparation system workshop section of the present utility model is ingenious in design, greatly save preparation time, and it ensure that the high-quality of gained stainless steel kettle, after tested, stainless steel kettle is while possessing highly corrosion resistant obtained by the utility model, it is also excellent with higher tensile strength, impact flexibility, mechanical performance.
Description
Technical field
It the utility model is related to a kind of kettle, and in particular to a kind of preparation system of highly corrosion resistant stainless steel kettle.Category
In household products technical field.
Background technology
Kettle frequency of use in daily life is high.Stainless steel, plastics, glass, resin material etc., these are all
It is the common material of kettle in daily life, wherein, stainless steel is extensively praised highly due to its rustless superior function.
As people have been not limited solely to heat up water to diversified pursuit of living, the purposes of kettle, people usually make
The various beverages such as coffee are made with kettle, caused acid or alkaline matter is inevitably right in the boiling part of beverage
Kettle produces erosion, therefore, requirements at the higher level is generated therewith to the corrosion resistance of stainless steel kettle.
Meanwhile it should strictly control the manganese content in stainless steel kettle.Use potassium steel kettle, kettle inner surface for a long time
It is easier to be etched, if making the acidic beverages such as fruit juice with the kettle of this kind of potassium steel material, the precipitation of manganese is more serious,
And after the manganese of human body intake exceedes certain standard, nervous system can be caused damage, cause memory loss etc., whole people can
Can be One's spirits are drooping depressed.Potassium steel refers to the steel alloy that manganese content is more than 10%, and the nickel of generally use substitutes part manganese at present
Method considerably increases production cost, adds the financial burden of manufacturer and ordinary consumer.
The content of the invention
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of highly corrosion resistant stainless steel water
The preparation system of kettle.
To achieve the above object, the utility model uses following technical proposals：
A kind of preparation system of highly corrosion resistant stainless steel kettle, including smelting furnace, casting machine, the annealing furnace being sequentially connected
And annealing device, the annealing device include be sequentially connected with the first batch-type furnace, the quenching bath equipped with hardening media and
Second batch-type furnace.
Preferably, the charging aperture of the smelting furnace is connected with ball mill.
Described highly corrosion resistant stainless steel kettle, is made of following components in percentage by weight：Carbon 0.4~
0.5%, chromium 1~1.4%, silicon 0.45~0.55%, nickel 0.2~0.3%, zirconium 0.15~0.22%, titanium 0.15~0.22%, aluminium 0.15~
0.22%, phosphorus 0.023~0.031%, boron 0.001~0.002%, sulphur 0.002~0.005%, niobium 0.005~0.01%, surplus is iron
And inevitable impurity.
A kind of preparation technology of above-mentioned highly corrosion resistant stainless steel kettle, including step：
（1）Grinding：The stainless steel alloy layer component of formula ratio is added in ball mill and carries out ball milling, is milled to powder diameter
For 4~8nm, mixed-powder is produced；
（2）Smelt casting：By step（1）Gained mixed-powder, which is transferred in smelting furnace, to be smelted, and temperature control exists
1500~1600 DEG C, then under the conditions of 1900~2000 DEG C through die casting into stainless steel kettle；
（3）Annealing：The rate of heat addition is 10 DEG C/s, and annealing temperature is 700~800 DEG C, 100~200s of soaking time,
Slow cooling speed is 6 DEG C/s, and 650 DEG C of rapid cooling start temperature, 50 DEG C/s of chilling speed, overaging temperature is 250~300 DEG C, out-of-date
Imitate 100~200s of the time；
（5）Heat treatment：5~6 hours are incubated in the first batch-type furnace of 700~800 DEG C of furnace temperature, is entered immediately in hardening media
Quenching, it is put into after quenching in 400~430 DEG C of the second batch-type furnace and is incubated tempering in 24 hours, natural cooling after the completion of tempering.
Preferably, step（2）Smelting process also includes vacuum outgas step, and specific method is：Vacuum takes off in smelting furnace
Gas 10~20 minutes.
Preferably, step（5）In hardening media be to be obtained by mixing by each component of following mass percent：Polyvinyl alcohol
8%, sodium benzoate 4%, polyvinylpyrrolidone 0.8%, water 87.2%.
The beneficial effects of the utility model：
Preparation system workshop section of the present utility model is ingenious in design, greatlys save preparation time, and ensure that gained is stainless
The high-quality of steel water jug, after tested, stainless steel kettle obtained by the utility model while possessing highly corrosion resistant, also have compared with
High tensile strength, impact flexibility, mechanical performance are excellent.
Brief description of the drawings
Fig. 1 is preparation system structural representation of the present utility model；
Wherein, 1 is smelting furnace, and 2 be casting machine, and 3 be annealing furnace, and 4 be annealing device, and 41 be the first batch-type furnace, and 42 are
Quenching bath, 43 be the second batch-type furnace, and 5 be ball mill.
Embodiment
The utility model is further elaborated with reference to the accompanying drawings and examples, it should explanation, under state
It is bright merely to explain the utility model, its content is not defined.
Embodiment 1：
A kind of highly corrosion resistant stainless steel kettle, is made of following components in percentage by weight：Carbon 0.4%, chromium 1%,
Silicon 0.45%, nickel 0.2%, zirconium 0.15%, titanium 0.15%, aluminium 0.15%, phosphorus 0.023%, boron 0.001%, sulphur 0.002%, niobium 0.005% are remaining
Measure as iron and inevitable impurity.
A kind of preparation technology of above-mentioned highly corrosion resistant stainless steel kettle, including step：
（1）Grinding：The stainless steel alloy layer component of formula ratio is added in ball mill 5 and carries out ball milling, is milled to powder grain
Footpath is 4nm, produces mixed-powder；
（2）Smelt casting：By step（1）Gained mixed-powder, which is transferred in smelting furnace 1, to be smelted, and temperature control exists
1500 DEG C, then under the conditions of 1900 DEG C through die casting into stainless steel kettle；
（3）Annealing：The rate of heat addition is 10 DEG C/s, and annealing temperature is 700 DEG C, and soaking time 100s, slow cooling speed is 6
DEG C/s, 650 DEG C of rapid cooling start temperature, 50 DEG C/s of chilling speed, overaging temperature is 250 DEG C, overaging time 100s；
（5）Heat treatment：5 hours are incubated in the first batch-type furnace 41 of 700 DEG C of furnace temperature, is entered immediately quenched in quenching bath 42
Medium quenching, it is put into after quenching in 400 DEG C of the second batch-type furnace 43 and is incubated tempering in 24 hours, natural cooling after the completion of tempering.
Wherein, step（2）Smelting process also includes vacuum outgas step, and specific method is：The vacuum outgas in smelting furnace 1
10 minutes.
Step（5）In hardening media be to be obtained by mixing by each component of following mass percent：Polyvinyl alcohol 8%, benzene
Sodium formate 4%, polyvinylpyrrolidone 0.8%, water 87.2%.
The preparation system of above-mentioned a kind of highly corrosion resistant stainless steel kettle, as shown in figure 1, including the smelting furnace being sequentially connected
1st, casting machine 2, annealing furnace 3 and annealing device 4, the annealing device include be sequentially connected with the first batch-type furnace 41, be equipped with
The batch-type furnace 43 of quenching bath 42 and second of hardening media.Wherein, the charging aperture of smelting furnace 1 is connected with ball mill 5.
Embodiment 2：
A kind of highly corrosion resistant stainless steel kettle, is made of following components in percentage by weight：Carbon 0.5%, chromium
1.4%, silicon 0.55%, nickel 0.3%, zirconium 0.22%, titanium 0.22%, aluminium 0.22%, phosphorus 0.031%, boron 0.002%, sulphur 0.005%, niobium
0.01%, surplus is iron and inevitable impurity.
A kind of preparation technology of above-mentioned highly corrosion resistant stainless steel kettle, including step：
（1）Grinding：The stainless steel alloy layer component of formula ratio is added in ball mill 5 and carries out ball milling, is milled to powder grain
Footpath is 8nm, produces mixed-powder；
（2）Smelt casting：By step（1）Gained mixed-powder, which is transferred in smelting furnace 1, to be smelted, and temperature control exists
1600 DEG C, then under the conditions of 2000 DEG C through die casting into stainless steel kettle；
（3）Annealing：The rate of heat addition is 10 DEG C/s, and annealing temperature is 800 DEG C, and soaking time 200s, slow cooling speed is 6
DEG C/s, 650 DEG C of rapid cooling start temperature, 50 DEG C/s of chilling speed, overaging temperature is 300 DEG C, overaging time 200s；
（5）Heat treatment：6 hours are incubated in the first batch-type furnace 41 of 800 DEG C of furnace temperature, is entered immediately quenched in quenching bath 42
Medium quenching, it is put into after quenching in 430 DEG C of the second batch-type furnace 43 and is incubated tempering in 24 hours, natural cooling after the completion of tempering.
Wherein, step（2）Smelting process also includes vacuum outgas step, and specific method is：The vacuum outgas in smelting furnace 1
10 minutes.
Step（5）In hardening media be to be obtained by mixing by each component of following mass percent：Polyvinyl alcohol 8%, benzene
Sodium formate 4%, polyvinylpyrrolidone 0.8%, water 87.2%.
The preparation system of above-mentioned a kind of highly corrosion resistant stainless steel kettle, as shown in figure 1, including the smelting furnace being sequentially connected
1st, casting machine 2, annealing furnace 3 and annealing device 4, the annealing device include be sequentially connected with the first batch-type furnace 41, be equipped with
The batch-type furnace 43 of quenching bath 42 and second of hardening media.Wherein, the charging aperture of smelting furnace 1 is connected with ball mill 5.
Embodiment 3：
A kind of highly corrosion resistant stainless steel kettle, is made of following components in percentage by weight：Carbon 0.4%, chromium
1.4%, silicon 0.45%, nickel 0.3%, zirconium 0.15%, titanium 0.22%, aluminium 0.15%, phosphorus 0.031%, boron 0.001%, sulphur 0.005%, niobium
0.005%, surplus is iron and inevitable impurity.
A kind of preparation technology of above-mentioned highly corrosion resistant stainless steel kettle, including step：
（1）Grinding：The stainless steel alloy layer component of formula ratio is added in ball mill 5 and carries out ball milling, is milled to powder grain
Footpath is 8nm, produces mixed-powder；
（2）Smelt casting：By step（1）Gained mixed-powder, which is transferred in smelting furnace 1, to be smelted, and temperature control exists
1500 DEG C, then under the conditions of 2000 DEG C through die casting into stainless steel kettle；
（3）Annealing：The rate of heat addition is 10 DEG C/s, and annealing temperature is 700 DEG C, and soaking time 200s, slow cooling speed is 6
DEG C/s, 650 DEG C of rapid cooling start temperature, 50 DEG C/s of chilling speed, overaging temperature is 250 DEG C, overaging time 200s；
（5）Heat treatment：6 hours are incubated in the first batch-type furnace 41 of 700 DEG C of furnace temperature, is entered immediately quenched in quenching bath 42
Medium quenching, it is put into after quenching in 400 DEG C of the second batch-type furnace 43 and is incubated tempering in 24 hours, natural cooling after the completion of tempering.
Wherein, step（2）Smelting process also includes vacuum outgas step, and specific method is：The vacuum outgas in smelting furnace 1
20 minutes.
Step（5）In hardening media be to be obtained by mixing by each component of following mass percent：Polyvinyl alcohol 8%, benzene
Sodium formate 4%, polyvinylpyrrolidone 0.8%, water 87.2%.
The preparation system of above-mentioned a kind of highly corrosion resistant stainless steel kettle, as shown in figure 1, including the smelting furnace being sequentially connected
1st, casting machine 2, annealing furnace 3 and annealing device 4, the annealing device include be sequentially connected with the first batch-type furnace 41, be equipped with
The batch-type furnace 43 of quenching bath 42 and second of hardening media.Wherein, the charging aperture of smelting furnace 1 is connected with ball mill 5.
Embodiment 4：
A kind of highly corrosion resistant stainless steel kettle, is made of following components in percentage by weight：Carbon 0.5%, chromium 1%,
Silicon 0.55%, nickel 0.2%, zirconium 0.22%, titanium 0.15%, aluminium 0.22%, phosphorus 0.023%, boron 0.002%, sulphur 0.002%, niobium 0.01% are remaining
Measure as iron and inevitable impurity.
A kind of preparation technology of above-mentioned highly corrosion resistant stainless steel kettle, including step：
（1）Grinding：The stainless steel alloy layer component of formula ratio is added in ball mill 5 and carries out ball milling, is milled to powder grain
Footpath is 4nm, produces mixed-powder；
（2）Smelt casting：By step（1）Gained mixed-powder, which is transferred in smelting furnace 1, to be smelted, and temperature control exists
1600 DEG C, then under the conditions of 1900 DEG C through die casting into stainless steel kettle；
（3）Annealing：The rate of heat addition is 10 DEG C/s, and annealing temperature is 800 DEG C, and soaking time 100s, slow cooling speed is 6
DEG C/s, 650 DEG C of rapid cooling start temperature, 50 DEG C/s of chilling speed, overaging temperature is 300 DEG C, overaging time 100s；
（5）Heat treatment：5 hours are incubated in the first batch-type furnace 41 of 800 DEG C of furnace temperature, is entered immediately quenched in quenching bath 42
Medium quenching, it is put into after quenching in 430 DEG C of the second batch-type furnace 43 and is incubated tempering in 24 hours, natural cooling after the completion of tempering.
Wherein, step（2）Smelting process also includes vacuum outgas step, and specific method is：The vacuum outgas in smelting furnace 1
10 minutes.
Step（5）In hardening media be to be obtained by mixing by each component of following mass percent：Polyvinyl alcohol 8%, benzene
Sodium formate 4%, polyvinylpyrrolidone 0.8%, water 87.2%.
The preparation system of above-mentioned a kind of highly corrosion resistant stainless steel kettle, as shown in figure 1, including the smelting furnace being sequentially connected
1st, casting machine 2, annealing furnace 3 and annealing device 4, the annealing device include be sequentially connected with the first batch-type furnace 41, be equipped with
The batch-type furnace 43 of quenching bath 42 and second of hardening media.Wherein, the charging aperture of smelting furnace 1 is connected with ball mill 5.
Embodiment 5：
A kind of highly corrosion resistant stainless steel kettle, is made of following components in percentage by weight：Carbon 0.45%, chromium
1.2%, silicon 0.5%, nickel 0.25%, zirconium 0.2%, titanium 0.2%, aluminium 1.19%, phosphorus 0.028%, boron 0.001%, sulphur 0.004%, niobium
0.009%, surplus is iron and inevitable impurity.
A kind of preparation technology of above-mentioned highly corrosion resistant stainless steel kettle, including step：
（1）Grinding：The stainless steel alloy layer component of formula ratio is added in ball mill 5 and carries out ball milling, is milled to powder grain
Footpath is 6nm, produces mixed-powder；
（2）Smelt casting：By step（1）Gained mixed-powder, which is transferred in smelting furnace 1, to be smelted, and temperature control exists
1550 DEG C, then under the conditions of 1950 DEG C through die casting into stainless steel kettle；
（3）Annealing：The rate of heat addition is 10 DEG C/s, and annealing temperature is 750 DEG C, and soaking time 150s, slow cooling speed is 6
DEG C/s, 650 DEG C of rapid cooling start temperature, 50 DEG C/s of chilling speed, overaging temperature is 280 DEG C, overaging time 150s；
（5）Heat treatment：5 hours are incubated in the first batch-type furnace 41 of 750 DEG C of furnace temperature, is entered immediately quenched in quenching bath 42
Medium quenching, it is put into after quenching in 420 DEG C of the second batch-type furnace 43 and is incubated tempering in 24 hours, natural cooling after the completion of tempering.
Wherein, step（2）Smelting process also includes vacuum outgas step, and specific method is：The vacuum outgas in smelting furnace 1
15 minutes.
Step（5）In hardening media be to be obtained by mixing by each component of following mass percent：Polyvinyl alcohol 8%, benzene
Sodium formate 4%, polyvinylpyrrolidone 0.8%, water 87.2%.
The preparation system of above-mentioned a kind of highly corrosion resistant stainless steel kettle, as shown in figure 1, including the smelting furnace being sequentially connected
1st, casting machine 2, annealing furnace 3 and annealing device 4, the annealing device include be sequentially connected with the first batch-type furnace 41, be equipped with
The batch-type furnace 43 of quenching bath 42 and second of hardening media.Wherein, the charging aperture of smelting furnace 1 is connected with ball mill 5.
Comparative example 1
Chromium is omitted, remaining is the same as embodiment 5.
Comparative example 2
Niobium is omitted, remaining is the same as embodiment 5.
Comparative example 3
Sulphur is omitted, remaining is the same as embodiment 5.
The mechanical performance of embodiment 1~5 and comparative example 1~3 is shown in Table 1, and corrosion resistance therein is to use stainless steel water
Kettle contains corresponding solution and tested.
The mechanical performance of table 1. compares
| Tensile strength（MPa） | Impact flexibility（J） | Hardness（HRC） | Corrosion rate under 3.5%NaCl solution environmentals（Mm/） | 5%H2SO4Corrosion rate under solution environmental（Mm/） | |
| Embodiment 1 | 1500 | 221 | 58 | 0.0025 | 0.0075 |
| Embodiment 2 | 1508 | 221 | 58 | 0.0025 | 0.0071 |
| Embodiment 3 | 1522 | 225 | 59 | 0.0021 | 0.0069 |
| Embodiment 4 | 1522 | 225 | 59 | 0.0021 | 0.0069 |
| Embodiment 5 | 1528 | 229 | 60 | 0.0018 | 0.0058 |
| Comparative example 1 | 1011 | 152 | 45 | 0.069 | 0.1 |
| Comparative example 2 | 1028 | 125 | 43 | ||
| Comparative example 3 | 1000 | 154 | 44 |
As it can be seen from table 1 the stainless steel kettle of embodiment 1~5 while possessing highly corrosion resistant, also has higher
Tensile strength, impact flexibility, mechanical performance is excellent.
It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, on the basis of the technical solution of the utility model, those skilled in the art need not pay creation
Property the various modifications that can make of work or deformation still within the scope of protection of the utility model.
Claims (2)
- A kind of 1. preparation system of highly corrosion resistant stainless steel kettle, it is characterised in that including be sequentially connected smelting furnace, casting Machine, annealing furnace and annealing device, the annealing device include be sequentially connected with the first batch-type furnace, quenching equipped with hardening media Fiery pond and the second batch-type furnace.
- 2. preparation system according to claim 1, it is characterised in that the charging aperture of the smelting furnace is connected with ball mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720768593.5U CN207002828U (en) | 2017-06-29 | 2017-06-29 | A kind of preparation system of highly corrosion resistant stainless steel kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720768593.5U CN207002828U (en) | 2017-06-29 | 2017-06-29 | A kind of preparation system of highly corrosion resistant stainless steel kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207002828U true CN207002828U (en) | 2018-02-13 |
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ID=61447635
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|---|---|---|---|
| CN201720768593.5U Expired - Fee Related CN207002828U (en) | 2017-06-29 | 2017-06-29 | A kind of preparation system of highly corrosion resistant stainless steel kettle |
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| CN (1) | CN207002828U (en) |
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2017
- 2017-06-29 CN CN201720768593.5U patent/CN207002828U/en not_active Expired - Fee Related
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Granted publication date: 20180213 Termination date: 20190629 |